Tube-cleaner.



lw. s. ELLIOTT.

TUBE CLEANER. Q APPLICATION FILED IIzn.1e,191o,

Patented Aug 27,1912.

Nn-messes' INVENTOR W. s. ELLIOTT.

TUBE CLEANER.

APPLICATION FILED TEBJG, 1910. i

' a sHnBTssHEET z.

INVENTOR bm; @imdb Patented Aug.27,1912 l W. lSf-ELLLUTT.

TUBE CLEANER. APPLIOATION rmm rn3,1s,1910. y v 1,36,982= Patented Aug. 2v, 1912 INVENTOR WITNESSES I muwmmw u;

in e {osi-mer lay pressing die keeper l2 forwardly agonist the tension of the spring ll.) and turning it partlyaround. In'

which are.y .in general, transverse with respeel lo l'lie longitudinal axis of the head,

.l1 are somewhat inclined Willi re- "io suoli' axis, the outerends of the being slighily behind Jdieir forward Tile limer faces "of the rear projec and 5 are also preferably inclined respect.- co the planes' of the upperand '2o lower surfaces-of the head, so that the two 7,rms not only swing 1n Athe oliliopie4 planes3 above described, but are in, inclined planes. ille cui "er Awheels, which are' loosely jour iialed on "eins i8, seat'edin the-forked outer ood poil. aus of the'svvinging Nlarms. 'lliese .fuller lieels are preferably provided` Willi loagi'imdiiially extending teeth, which, by reason of the oblique position of the. a-riiis, ojieore d iii a manner to exero morose eucting aoiior; lliereo'ii, and thereby prevent iracl';u ing., The inclination of the' two rear arms; aloofe described, isl suoli' that when ille arms are moved-outwardly into woiling posir arms are' substantially' 'parallel ooi' ilieir length ivili the inner surthe'tube. The .cutters of the i-Wo arms, however, which are not in- .i i pieeral'ily at an angle to ille inner 'surface of ilie iguloe, so as to give a tapered out.

A l Wll f gradually alte'ol: 'lie scale, and as fiv-zlvanees. the 'teeth act to gradually lelie dep'li of. cui and lie rear embvolloo'iiig with their teeth substantially eliially ilisiant from the interior Wall of, 5.o die lelie. will effectively remove pori-ions:

oi die scale left ,by the forwardoulnlers arid will leave 'ilie mbe vyith a clean interior surf facev lo order to preveioil displacement of the pms ll upon Which-the rotary cutters are moimecl5 and 'lo enable any one of these pins' 9 end 1.0, I have illustrated a rulie el ,l described.

17 'designa-tes scribed, are caused to aitack the I q Y ol 'heouilmgg reelli will oe sono Aion the leeliof the cutters carried lay 'the 'lied in this manner, presentftheir teeth' mi: le the forward ends of die-teeth lli,4 edges oi" at les." vimg teeth;

Loeseee allow a cutter Wheel to be removed placed.V v i In the modification shown m which, instead oi' having lavo' seis oi i sii/inging arms arranged one in iront of ilie other, is provided with av single set of "ebree arms Q2, each of which carries tivo cutter -yvlaeels 23. and 2l These arms swing; on the pins or pivots 2da, which are 'sealed ,in the arms or projections 25 and 26 of the head and are reta-ined, in place by keeper 27, which is similar to lille keeper l2,

The lavo (autres Wheels oi" eaeli arm are mounted on a single jourwl shalt the rear euiiers "coming ,viliiii cui* `away 'portioiis of ille arms, while 'the forward colliers are overhoop; by means of lli@ extensions 2Q of the armsl' The pinsA or sliafbs are reieii'ied against oisplsoe menby means of the keepers 3G, each of vahiln is yroviiled Willi a slot 3l,\vliieli eiigages a recess Bil, .in the rear end oi lie piu or shaft. In *alle,Construction slum in 'lliese figures, the 'forward cutter Wliee t are oi' Cylinder fori, so lliali 4they will lieve a gradually incre singeu iii die meneer liefore described, 'lie rear eoter wheels 237 however,l aree?? @one form. so -liai. when lle arms are in Working positions, ille edges ially ednidisani. from lie inner Wall of d this tsperio'gg of the Coller Wheel serview `vlie same purpose l arms iii loe @scribed facu in the formi?" mislead of e: ployini il iv lo lion or die .am tape entiers on ilie C simi f olmrao ier lo those lo either of lie ff, peied entiers desirede depending arms llaeo oi' a ably of suoli leii'gd lie Ciiouinereiee of ille Wheel para el lo ille longimflinal axis of ille lies-fl will iierl' it eilt- Wheels Vcross- .fruting' action w mii greatly increases the eil'eeliveness o *die ao y Instead oililfoyiiig elont'eied cylinder Cutters I-may use ploraliy'o" relatively tliio cutting disks or A `wheels, 'arranged side by side, and capable either joint or separate rotarioo.

ltfwillalso lie obvious that lie keepers for retaining lla-e pivots 'for he freely swinging arms and the sliais or 'pins for lilie collier, Wheels may be of various forms,

the oojeet being lo providel keeper means which will elieolively prevent displacement of these pins :md pivots, and which can loe readily moved lo p rinic their removal" when necessary'.

inclination of the rear,

"ed or come before v norn'lally held against movement -away from the pm byl engagement Wlth the head, sub-'- St-eutally as desorlbed.

ll. A tube cleaner-having e. plurality of' Swinging' arms arranged.' to rotate in transverse planes Oblique to the longitudinal axis ot' the cleaner, and a plurality of toothed cutters carried by each arm and arranged in v Sets, one set n front of a-uotl'ler,th'e teeth 'of the cutters of lollelsetbeing at a different 20 f angle tothe' longitudinal axls of the head,

than the teeth of thel euttere of another set, substantially as descr' ed. --o 12. A' tube cleaner cmpsing a head,A a swinging arm motmted thereon, a pvot for said arm seating .n bearings in the head7 an a keeper engaglng one end of the pin, the

head having-an extension, and therebein'g a Spring seated on said extension and bearing against the extension atone end and 30 laganst' the keeper at its other end; Substantially as described.

In testimony whereof, Iv have hereunto set my hand.' i

' WILLIAM S. ELLIOTT.

Witnesses:

GEO. B, BLEMING, GEO. H. PARMELEE. 

